# Rubeus MCP Server

> Use this tool when you need to perform Kerberos abuse operations, such as exploiting weaknesses in Kerberos authentication protocols. It solves problems related to authentication bypass, ticket manipulation, and privilege escalation, providing a Model Context Protocol (MCP) server interface for inputs like Kerberos tickets and outputs like exploited authentication sessions. Utilize it in penetration testing and red teaming contexts to simulate attacks on Windows, Linux, or macOS systems.

Canonical page: https://skillsregistry.net/skills/schwarztim-sec-rubeus-mcp  
JSON: https://api.skillsregistry.net/v1/skills/schwarztim-sec-rubeus-mcp

## Description

A Model Context Protocol (MCP) server for Kerberos abuse operations using Rubeus on Windows or Impacket on Linux/macOS.

## Trust

- **Trust score (0–1):** 0.68
- **Verification tier:** scanned
- **Last scanned:** 2026-09-01

## Facts

- **Version:** 1.0.0
- **Skill type:** atomic
- **Execution layer:** mcp-remote
- **Runtime environment:** api
- **Category:** other
- **Updated:** 2026-09-01

## Source

- **Source listing:** [Glama](https://glama.ai/mcp/servers/xq289iigh4)
- **Repository:** <https://github.com/schwarztim/sec-rubeus-mcp>

## Use it

Resolve this record through the SkillsRegistry MCP server (no auth, read-only):

```
claude mcp add --transport http --scope user skillsregistry https://api.skillsregistry.net/mcp
```

```json
{
  "jsonrpc": "2.0",
  "id": 1,
  "method": "tools/call",
  "params": {
    "name": "get_skill",
    "arguments": {
      "slug": "schwarztim-sec-rubeus-mcp"
    }
  }
}
```

REST: `GET https://api.skillsregistry.net/v1/skills/schwarztim-sec-rubeus-mcp` · pull for local use: `GET https://api.skillsregistry.net/v1/skills/schwarztim-sec-rubeus-mcp/pull`

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SkillsRegistry indexes agent skills from public registries and GitHub. Skills we have analysed are scanned with Circle-IR and scored on six dimensions; each listing states its scan coverage. More: https://skillsregistry.net/llms.txt